[SOL025 v5.2.1] Missing format definition for attribute callbackUri in AnalyticsSubscription schema

The AnalyticsSubscription schema does not indicate the format "url" for the attribute "callbackUri".

https://forge.etsi.org/rep/nfv/SOL025/-/blob/v5.2.1/src/SOL025/TelcoCloudDAS/definitions/SOL025TelcoCloudDAS_def.yaml?ref_type=tags#L224